The Vulcan VQC series of hydraulic pin grabber increases jobsite efficiency by offering fast, smooth attachment changes. Constant hydraulic pressure to keep the pins tight with a mechanical locking pin ensure safety and reliability while hydraulic open/close means no tools are required when switching between mechanical attachments. The Vulcan VQC series of hydraulic quick attach couplers are available in a range of sizes to fit machines from 5 to 50 tonnes.